//! Tushare数据源连接器
//! 
//! 提供对 Tushare 数据源的访问功能，包括K线数据、基本面数据等

use anyhow::Result;
use chrono::{DateTime, Utc};
use serde::{Deserialize, Serialize};
use std::collections::HashMap;

use crate::objects::{bar::RawBar, enums::Freq};

/// TS数据源连接器
pub struct TSConnector {
    /// 服务器地址
    pub server_url: String,
    /// 认证令牌
    pub token: String,
    /// 连接配置
    pub config: HashMap<String, String>,
}

impl TSConnector {
    /// 创建新的TS连接器
    pub fn new(server_url: String, token: String) -> Self {
        Self {
            server_url,
            token,
            config: HashMap::new(),
        }
    }

    /// 获取K线数据
    pub async fn get_bars(
        &self,
        symbol: &str,
        freq: Freq,
        start_date: &str,
        end_date: &str,
        adj: Option<&str>,
    ) -> Result<Vec<RawBar>> {
        // TODO: 实现TS数据源获取
        Err(anyhow::anyhow!("TS数据源暂未实现"))
    }

    /// 获取股票基本信息
    pub async fn get_stock_basic(&self, symbol: &str) -> Result<HashMap<String, serde_json::Value>> {
        // TODO: 实现股票基本信息获取
        Err(anyhow::anyhow!("股票基本信息获取暂未实现"))
    }

    /// 获取财务数据
    pub async fn get_financial_data(&self, symbol: &str, fields: &[&str]) -> Result<Vec<HashMap<String, serde_json::Value>>> {
        // TODO: 实现财务数据获取
        Err(anyhow::anyhow!("财务数据获取暂未实现"))
    }

    /// 获取研究报告
    pub async fn get_research_reports(&self, start_date: &str, end_date: &str) -> Result<Vec<HashMap<String, serde_json::Value>>> {
        // TODO: 实现研究报告获取
        Err(anyhow::anyhow!("研究报告获取暂未实现"))
    }

    /// 获取指数成分股
    pub async fn get_index_weight(&self, level: &str) -> Result<Vec<HashMap<String, serde_json::Value>>> {
        // TODO: 实现指数成分股获取
        Err(anyhow::anyhow!("指数成分股获取暂未实现"))
    }

    /// 获取每日指标
    pub async fn get_daily_basic(&self, start_date: &str, end_date: &str) -> Result<Vec<HashMap<String, serde_json::Value>>> {
        // TODO: 实现每日指标获取
        Err(anyhow::anyhow!("每日指标获取暂未实现"))
    }

    /// 获取资金流向
    pub async fn moneyflow_hsgt(&self, start_date: &str, end_date: &str) -> Result<Vec<HashMap<String, serde_json::Value>>> {
        // TODO: 实现资金流向获取
        Err(anyhow::anyhow!("资金流向获取暂未实现"))
    }

    /// 获取历史K线数据
    pub async fn get_history_bars(
        &self,
        ts_code: &str,
        start_date: &str,
        end_date: &str,
        freq: &str,
        asset: &str,
        adj: Option<&str>,
    ) -> Result<Vec<RawBar>> {
        // TODO: 实现历史K线数据获取
        Err(anyhow::anyhow!("历史K线数据获取暂未实现"))
    }

    /// 获取股票列表
    pub async fn get_symbols(&self, step: &str) -> Result<Vec<String>> {
        // TODO: 实现股票列表获取
        Err(anyhow::anyhow!("股票列表获取暂未实现"))
    }

    /// 获取实时数据
    pub async fn get_realtime_data(
        &self,
        symbol: &str,
        freq: Freq,
        start_date: &str,
        end_date: &str,
        fq: &str,
    ) -> Result<Vec<RawBar>> {
        // TODO: 实现实时数据获取
        Err(anyhow::anyhow!("实时数据获取暂未实现"))
    }
}

impl std::fmt::Display for TSConnector {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "TSConnector(server_url={})", self.server_url)
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_ts_connector() {
        let connector = TSConnector::new(
            "http://api.tushare.pro".to_string(),
            "test_token".to_string(),
        );

        assert_eq!(connector.server_url, "http://api.tushare.pro");
        assert_eq!(connector.token, "test_token");
    }
} 